6 * send email invitations to join social network
11 use Friendica\Core\System;
13 require_once('include/email.php');
15 function invite_post(App $a) {
18 notice( t('Permission denied.') . EOL);
22 check_form_security_token_redirectOnErr('/', 'send_invite');
24 $max_invites = intval(get_config('system','max_invites'));
29 $current_invites = intval(get_pconfig(local_user(),'system','sent_invites'));
30 if ($current_invites > $max_invites) {
31 notice( t('Total invitation limit exceeded.') . EOL);
36 $recips = ((x($_POST,'recipients')) ? explode("\n",$_POST['recipients']) : array());
37 $message = ((x($_POST,'message')) ? notags(trim($_POST['message'])) : '');
41 if (get_config('system','invitation_only')) {
43 $x = get_pconfig(local_user(),'system','invites_remaining');
44 if ((! $x) && (! is_site_admin())) {
49 foreach ($recips as $recip) {
51 $recip = trim($recip);
53 if (! valid_email($recip)) {
54 notice( sprintf( t('%s : Not a valid email address.'), $recip) . EOL);
58 if ($invonly && ($x || is_site_admin())) {
59 $code = autoname(8) . srand(1000,9999);
60 $nmessage = str_replace('$invite_code',$code,$message);
62 $r = q("INSERT INTO `register` (`hash`,`created`) VALUES ('%s', '%s') ",
64 dbesc(datetime_convert())
67 if (! is_site_admin()) {
70 set_pconfig(local_user(),'system','invites_remaining',$x);
79 $res = mail($recip, email_header_encode( t('Please join us on Friendica'),'UTF-8'),
81 "From: " . $a->user['email'] . "\n"
82 . 'Content-type: text/plain; charset=UTF-8' . "\n"
83 . 'Content-transfer-encoding: 8bit' );
88 set_pconfig(local_user(),'system','sent_invites',$current_invites);
89 if($current_invites > $max_invites) {
90 notice( t('Invitation limit exceeded. Please contact your site administrator.') . EOL);
94 notice( sprintf( t('%s : Message delivery failed.'), $recip) . EOL);
98 notice( sprintf( tt("%d message sent.", "%d messages sent.", $total) , $total) . EOL);
103 function invite_content(App $a) {
105 if (! local_user()) {
106 notice( t('Permission denied.') . EOL);
110 $tpl = get_markup_template('invite.tpl');
113 if (get_config('system','invitation_only')) {
115 $x = get_pconfig(local_user(),'system','invites_remaining');
116 if ((! $x) && (! is_site_admin())) {
117 notice( t('You have no more invitations available') . EOL);
122 $dirloc = get_config('system','directory');
123 if (strlen($dirloc)) {
124 if ($a->config['register_policy'] == REGISTER_CLOSED) {
125 $linktxt = sprintf( t('Visit %s for a list of public sites that you can join. Friendica members on other sites can all connect with each other, as well as with members of many other social networks.'), $dirloc . '/servers');
127 $linktxt = sprintf( t('To accept this invitation, please visit and register at %s or any other public Friendica website.'), System::baseUrl())
128 . "\r\n" . "\r\n" . sprintf( t('Friendica sites all inter-connect to create a huge privacy-enhanced social web that is owned and controlled by its members. They can also connect with many traditional social networks. See %s for a list of alternate Friendica sites you can join.'),$dirloc . '/servers');
130 } else { // there is no global directory URL defined
131 if ($a->config['register_policy'] == REGISTER_CLOSED) {
132 $o = t('Our apologies. This system is not currently configured to connect with other public sites or invite members.');
135 $linktxt = sprintf( t('To accept this invitation, please visit and register at %s.'), System::baseUrl()
136 . "\r\n" . "\r\n" . t('Friendica sites all inter-connect to create a huge privacy-enhanced social web that is owned and controlled by its members. They can also connect with many traditional social networks.'));
140 $o = replace_macros($tpl, array(
141 '$form_security_token' => get_form_security_token("send_invite"),
142 '$invite' => t('Send invitations'),
143 '$addr_text' => t('Enter email addresses, one per line:'),
144 '$msg_text' => t('Your message:'),
145 '$default_message' => t('You are cordially invited to join me and other close friends on Friendica - and help us to create a better social web.') . "\r\n" . "\r\n"
147 . "\r\n" . "\r\n" . (($invonly) ? t('You will need to supply this invitation code: $invite_code') . "\r\n" . "\r\n" : '') .t('Once you have registered, please connect with me via my profile page at:')
148 . "\r\n" . "\r\n" . System::baseUrl() . '/profile/' . $a->user['nickname']
149 . "\r\n" . "\r\n" . t('For more information about the Friendica project and why we feel it is important, please visit http://friendi.ca') . "\r\n" . "\r\n" ,
150 '$submit' => t('Submit')